Twin explosions, the latest to disrupt a shaky U.N. truce, blew fronts off nearby buildings and left craters in roads, according to images on state television which showed people at the scene in the restive northwestern city condemning the rebels who are fighting to oust President Bashar al-Assad.

A prominent human rights activist said they appeared to target local headquarters of intelligence services for the air force and the army, two of the many security agencies that have helped keep the Assad family in power for four decades. The activist at the British-based Syrian Observatory of Human Rights put the death toll at over 20. Read more.